Location: Madison St and IA-1, Washington Reassurance shield as 1 joins 92 and the highway bends north to head out of town along the west edge of Washington. Location: IA-1 and 5th St, Washington Cty Reassurance shield as we head out of Washington. Location: IA-1 and 230th St, Washington Cty Reassurance shield afew hundred feet … Continue reading Iowa Highway 1, IA-92 to IA-92